Use "his own flesh and blood" in a sentence

1. How can he treat his own flesh and blood that way?

2. He raised those kids like they were his own flesh and blood.

3. It's hard to believe that he could treat his own flesh and blood so badly.

4. The kid, after all, was his own flesh and blood. He deserved a second chance.

5. Did he find it unsettling that this squalling stranger might be his own flesh and blood?

6. 8 Did he find it unsettling that this squalling stranger might be his own flesh and blood?